curl --request GET \
  --url https://api.amplemarket.com/mailboxes \
  --header 'Authorization: Bearer <token>'

{
  "mailboxes": [
    {
      "id": "019ae9a7-46e7-7659-ab34-295ad4d6807f",
      "email": "[email protected]",
      "email_provider": "google",
      "daily_email_limit": 50,
      "status": "active",
      "user": {
        "id": "019ae9a7-45ce-7a07-ae9a-0e6a1c49e04b",
        "name": "Example User",
        "email": "[email protected]"
      },
      "created_at": "2025-12-04T13:57:25Z",
      "updated_at": "2025-12-04T13:57:25Z"
    }
  ],
  "_links": {
    "self": {
      "href": "/mailboxes?page[size]=20"
    }
  }
}